Tagged Questions

My array is built of 3 hard drive of 2TB, I have 2 more free space and I would love to start to grow my array with 4TB hard drives, if I start to put 2 4TB hard drives and eventualy replace the 2TB ...

I added 1 disk to my raid array, started reshaping, and then remembered that I forgot to partition the drive.
So I partitioned and readded the disk. I'd like to get rid of that 'removed' and activate ...

Several days ago I found my DS412+ in fatal state. Volume1 crashed, system volume too. Moreover, Volume2 disappeared from the system! It looks like Volume1 had no free space and cannot transfer data ...

My Ubuntu Linux server has an mdadm array (RAID 5) with four 2TB SATA disks that keeps "loosing" two disks from time to time. Rebooting and re-assembling the arrays has worked out fine up until now.
...

Prelude
I had the following devices in my /dev/md0 RAID 6: /dev/sd[abcdef]
The following drives were also present, unrelated to the RAID: /dev/sd[gh]
The following drives were part of a card reader ...

I opened a question about rebuilding a bad partition My Problem that din't take me anywhere.
Bad news is the company trying to rescue the data says it's finding huge inconsistencies they can see some ...

In a Linux Software raid, what is the best practice for periodically having the filesystems checked? With single drive or hardware raid, tune2fs -c 5 -i 1w /dev/sda1 means check the filesystem every ...

Does anybody have experience dealing with raid config on these new Thinkpad servers?
My problem is the following: In order to be able boot this server I must put the drives to RAID1 to create an SCM ...

I discovered one of my servers running slower than usual today because of the checkarray launched by a cronjob installed by default on the server. This is Ubuntu 14.
In this particular case, I have ...

Amazon attaches "ephemeral" SSD device(s) to most of the instace-types -- these are included in the cost of VM, are fast, but any data on them is lost, when the VM is shut down.
How to make the best ...

I've already attached two volumes to my EC2 instance and configured RAID0 for them. After a reboot, the volumes didn't re-attach. I thought I had configured them to attach on reboot in fstab but they ...

I'm trying to mirror two secondary 2TB HDDs with RAID 1 with 1 big NTFS partition and am coming cross something that looks weird to me, although it could just be my complete ignorance because this is ...

I have quite a large IO wait showing in top. I suspect this is fault of SDA drive (on of 2 disks in RAID array), which was replaced about week ago. There are no errors visible, smart showing nothing, ...

Yesterday, I added a second 500GB hard drive to a system. This system was installed as a RAID-1 system with only one drive, because I didnt have the other one on hand.
After finally adding the second ...

I have a EC2 instance with a an ssd on xvdm (20 gb, 60 iops) and another ssd on xvdb (16 gb, better iops - instance store). The xvdm contains a mysql database and I'm trying to join these 2 disks in a ...

Weird problem here. I've got a Debian 7 server (quad core, 32GB RAM) that runs a whole bunch of VMs.
The main boot drive is a RAID 1, with an LVM volume group called System, which contains a bunch of ...

I recently came home from vacation only to wake up the following morgon with two disks in my RAID5 array marked as faulty. I was able to start the RAID by forcing it to use the faulty disks and run, ...

I have a Ubuntu server with the operating system installed on a raid1 created with two 500GB devices. the second drive failed. I now how to replace it, but my goal now is to move the operating system ...

I have a server that has a software RAID without LVM. That is only mdadm.
There are the partitions /dev/sda2 and /dev/sdb2 which form /dev/md2.
There is also a lot of space after both /dev/sda2 and ...

I have a Linux file server with two 12-disk MD1000 disk arrays attached to a RAID controller. Unfortunately, a power blip has caused a loss of configuration data on the RAID controller and it is now ...